Medifast Beats Suit Alleging Food Caused Thyroid Dysfunction

Medifast Inc. is off the hook in a woman’s suit alleging soy protein in its weight-loss products caused her hypothyroidism.

Angela Loverdi failed to produce reliable expert testimony linking her underactive thyroid to her consumption of soy-based foods, the U.S. District Court for the Eastern District of Pennsylvania said.

Without expert proof, she can’t prove her case and Medifast is entitled to judgment, the court said.

Loverdi began a Medifast diet plan in March 2016 and started suffering thyroid-related symptoms, such as lethargy and stomach cramps, a couple of months later. Her thyroid function gradually returned to normal after she ...